/* File: file_flp.c Copyright (C) 2009 Christophe GRENIER <grenier@cgsecurity.org> This software is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */#ifdef HAVE_CONFIG_H#include <config.h>#endif#ifdef HAVE_STRING_H#include <string.h>#endif#include <stdio.h>#include"types.h"#include"filegen.h"#include"common.h"static voidregister_header_check_flp(file_stat_t *file_stat);static intheader_check_flp(const unsigned char*buffer,const unsigned int buffer_size,const unsigned int safe_header_only,const file_recovery_t *file_recovery, file_recovery_t *file_recovery_new);const file_hint_t file_hint_flp= {.extension="flp",.description="Fruity Loop",.max_filesize=PHOTOREC_MAX_FILE_SIZE,.recover=1,.enable_by_default=1,.register_header_check=&register_header_check_flp
};struct flp_header
{char magic[4];uint32_t len;/* = 6 */uint16_t format;uint16_t tracks;int16_t time_division;char magic2[4];uint32_t len2;}__attribute__((gcc_struct, __packed__));static intheader_check_flp(const unsigned char*buffer,const unsigned int buffer_size,const unsigned int safe_header_only,const file_recovery_t *file_recovery, file_recovery_t *file_recovery_new){const struct flp_header *hdr=(const struct flp_header *)buffer;if(strncmp(hdr->magic2,"FLdt",4)!=0)return0;if(le32(hdr->len2)==0)return0;reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_flp.extension;
file_recovery_new->calculated_file_size=(uint64_t)le32(hdr->len2) +0x16;
file_recovery_new->data_check=&data_check_size;
file_recovery_new->file_check=&file_check_size;return1;}/* File format is similar to a midi file. * It begins by a header chunk and is followed by a single track chunk */static voidregister_header_check_flp(file_stat_t *file_stat){static const unsigned char flp_header[8]= {'F','L','h','d',0x06,0x00,0x00,0x00};register_header_check(0, flp_header,sizeof(flp_header), &header_check_flp, file_stat);}